Evidence map›Paper›PMID 33208327›Full record

Observational studyBMJ open2020

Evaluation of a wearable wireless device with artificial intelligence, iThermonitor WT705, for continuous temperature monitoring for patients in surgical wards: a prospective comparative study.

Yuwei Liu, Changqing Liu, Min Gao, Yan Wang, Yangjing Bai, Ruihua Xu, Renrong Gong

Open access · goldAbstract readObservational Study
In one paragraph

Observational study in BMJ open, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 1 pooled it
1.4field-weighted citation impact, top 16% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

18 citing papers in PubMed, 1 synthesis or guideline pooled it, 29 citations in OpenAlex.

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  15. [Correlation Between 6 Characteristics of Perioperative Hypothermia and Allogeneic Red Blood Cell Transfusion in Abdominal Surgery Patients].Sichuan da xue xue bao. Yi xue ban = Journal of Sichuan University. Medical science edition · 2023
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 1 institution in 1 country.

Yuwei LiuDepartment of Biliary Surgery, West China Hospital of Sichuan University, Chengdu, China.ORCID 0000-0002-9797-3153
Changqing LiuOperating Room of Anesthesia Surgery Center, West China Hospital of Sichuan University, Chengdu, P.R.China.
Min GaoDepartment of Biliary Surgery, West China Hospital of Sichuan University, Chengdu, China.
Yan WangDepartment of Biliary Surgery, West China Hospital of Sichuan University, Chengdu, China.
Yangjing BaiDepartment of Cardiac and Macrovascular Surgery, West China Hospital of Sichuan University, Chengdu, China.
Ruihua Xu *Department of Biliary Surgery, West China Hospital of Sichuan University, Chengdu, China gongrenrong@wchscu.cn xuruihua@wchscu.cn.
Renrong Gong *West China School of Nursing, Sichuan University, Chengdu, P.R.China gongrenrong@wchscu.cn xuruihua@wchscu.cn.
Sichuan University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesTo evaluate a new-generation, non-invasive, wireless axillary thermometer with artificial intelligence, iThermonitor (WT705, Raiing Medical, Beijing, China), and to ascertain its feasibility for perioperative continuous body temperature monitoring in surgical patients.

settingDepartments of Biliary Surgery and Operating Room and the post-anaesthesia care unit of a university teaching hospital in Chengdu, China.

participantsA total of 526 adult surgical patients were consecutively enrolled.

designThis was a prospective observational study. Axillary temperatures were continuously recorded with iThermonitor throughout the whole perioperative period. The temperatures of the contralateral armpit were measured with mercury thermometers at 8:00, 12:00, 16:00 and 20:00 every day and were used as references. OUTCOME MEASURES: The outcomes were the accuracy and precision of the temperatures measured with iThermonitor, the validity to detect fever and the feasibility of continuous wear. Pairs of temperatures were evaluated with Student's t-test, Pearson's correlation and repeated-measures Bland-Altman plot.

resultsA total of 3621 pairs of body temperatures were obtained. The temperatures measured with iThermonitor agreed with those measured with the mercury thermometers overall, with a mean difference of 0.03°C±0.35°C and a moderate correlation (r

conclusionsiThermonitor is promising for continuous remote temperature monitoring in surgical patients. However, further developments are still needed to improve the precision of this device, especially for temperature detection in underweight patients and those with lower body temperature. TRIAL REGISTRATION NUMBER: ChiCTR1900024549; Results (registered on 5 July 2019).

Indexed as

Artificial IntelligenceWearable Electronic DevicesAdultBeijingBody TemperatureChinaHumansProspective StudiesReproducibility of ResultsTemperatureThermometersadult surgeryhealth informaticsphysiologytelemedicine

Identifiers

PMID33208327
PMCPMC7677341
OpenAlexW3101682050

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.